HOW TO KNOW THE BUTTERFLIES 



similar to those of our roadside butterfly, and 

 that it congregates in large numbers on damp 

 spots in roads and fields. 



Its food-plant is largely AmorpJia fructiosa, 

 called sometimes lead-plant because of the super- 

 stition prevalent that wherever it occurs lead is 

 to be found ; whereas the truth is, wherever it is 

 found there also are golden butterflies. 



The Roadside Butterfly or the Clouded Sulphur 



Eitrymus philodice (Eu'ry-mus phi-lod'i-ce) 



Plate XVII, Fig. 1-3 



The wings above are rather pale greenish yellow, with the 

 outer borders blackish brown ; the border is broader on the 

 front wings of the female than on those of the male, and con- 

 tains a submarginal row of yellow spots which are absent in 

 the male ; the discal dot of the front wings is black, that of 

 the hind wings is orange, usually with a smaller accompany- 

 ing dot. The antennae, the costal margin of the fore wings, 

 the fringes of the wings, and the hairs on the pronotum are 

 pink. The wings below vary from a rather pale to a rather 

 deep sulphur yellow and are flecked more or less with brown 

 scales ; the discal spots are silvery in the center ; that of the 

 front wings is black, that of the hind wings brown, sur- 

 rounded by a pinkish brown ring ; there is a submarginal 

 row of dots; the three in cells, M a , Cu j; and Cu of the front 

 wings are usually black, the others brown or pinkish ; there is 

 a pink spot at the base of the hind wings. The wings ex- 



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